PSC 1620: Aircraft Landing Gear Components
1620 is the product and service code (PSC) federal agencies use for aircraft landing gear components, in the aerospace craft components and accessories group. Here are the contracts open under it now, the NAICS codes it pairs with, and who buys and wins this work.
- Open contracts now
- 40
- Spending, FY2026
- $144.1 million
- Share to small businesses
- 29%
Open contracts with PSC 1620, due soonest
- NOSE LANDING VALVE
Due in 3 daysOct 13, 2026
- OUTER CYLINDER,LAND, IN REPAIR/MODIFICATION OF
✦ NAVSUP Weapon Systems Support wants a contractor to repair and test an aircraft part called an Outer Cylinder, Land (P/N 14-41602-501) and return it to ready-for-issue condition.
Due in 6 daysOct 15, 2026
- FMS Repair of NIIN: 013117778
Due in 12 daysOct 21, 2026
- W58RGZ-26-B-0004 Amendment 0004 OVERHAUL/UPGRADE LANDING GEAR FIXED
✦ Army Contracting Command-Redstone is buying inspection and overhaul/upgrade of the fixed landing gear for the UH-60 helicopter, set aside for small businesses.
Due in 21 daysOct 30, 2026
- F-16, Potentiometer, input
✦ DLA Aviation at Ogden (Hill Air Force Base, Utah) wants to buy 3 input potentiometers for the F-16 nose landing gear steering (NSN 1620-01-049-2910LE, part number 16L070-1) for a…
Due in 21 daysOct 31, 2026
- FD2020-22-00067
Due in 38 daysNov 17, 2026
Where 1620 sits in the PSC Manual
- Category: Product
- Group 16: Aerospace Craft Components and Accessories
- Code 1620: Aircraft Landing Gear Components
NAICS codes used with PSC 1620
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with 1620 most often:
| NAICS | Industry | Spent, last 3 years |
|---|---|---|
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing | $682.3 million |
| 336411 | Aircraft Manufacturing | $73.8 million |
| 541330 | Engineering Services | $9.7 million |
| 332510 | Hardware Manufacturing | $3.9 million |
| 488190 | Other Support Activities for Air Transportation | $2.5 million |
| 335314 | Relay and Industrial Control Manufacturing | $1.3 million |
Who buys under PSC 1620
Agencies with the most contract dollars under 1620 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Defense Logistics Agency | $262.6 million |
| Department of the Air Force | $262 million |
| Department of the Navy | $234.8 million |
| U.S. Coast Guard | $12.5 million |
| Department of the Army | $8.7 million |
| U.S. Customs and Border Protection | $1.5 million |
| National Oceanic and Atmospheric Administration | $345,000 |
| Departmental Offices | $44,000 |
Federal spending under PSC 1620 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $389 million |
| FY2025 | $246.2 million |
| FY2026 | $144.1 million |
| FY2027 (so far) | $0 |
Who wins PSC 1620 contracts
| Company | Obligated, last 3 years |
|---|---|
| The Boeing Company | $170.2 million |
| Aar Government Services, Inc. | $167.8 million |
| ES3 Prime Logistics Group Inc | $130.8 million |
| Lockheed Martin Corporation | $77.9 million |
| Sikorsky Aircraft Corporation | $51 million |
| Transaero, Inc. | $18.9 million |
| Goodrich Corporation | $18.5 million |
| Ontic Engineering & Manufacturing, Inc | $12.2 million |
| Aar Supply Chain, Inc | $11.8 million |
| Canadian Commercial Corporation | $7.7 million |
Related PSC codes
- 1610 Aircraft Propellers and Components
- 1615 Helicopter Rotor Blades, Drive Mechanisms and Components
- 1630 Aircraft Wheel and Brake Systems
- 1640 Aircraft Control Cable Products
- 1650 Aircraft Hydraulic, Vacuum, and De – Icing System Components
- 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment
- 1670 Parachutes; Aerial Pick Up, Delivery, Recovery Systems; and Cargo Tie Down Equipment
- 1675 Space Vehicle Components
- 1677 Space Vehicle Remote Control Systems
- 1680 Miscellaneous Aircraft Accessories and Components
Frequently asked questions
What is PSC 1620?
1620 is the product code in the federal Product and Service Code (PSC) Manual for aircraft landing gear components, under 16 (Aerospace Craft Components and Accessories). Agencies put a PSC on every contract to record what they bought.
What is the difference between a PSC and a NAICS code?
A PSC describes what the government is buying. A NAICS code describes the industry of the business doing the work, and it sets the SBA size standard for small business set-asides. Every contract notice has both.
Which NAICS code goes with PSC 1620?
Most federal contract dollars under PSC 1620 go with NAICS 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing), according to USAspending.gov. The contracting officer picks the NAICS code for each solicitation, so check the notice.
How do I find contracts that use PSC 1620?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 40 open notices use PSC 1620 right now. FedReady can match new ones to your business and email you, free.